Base | Representation |
---|---|
bin | 10000101100111… |
… | …10110000110110 |
3 | 100202122101000200 |
4 | 20112132300312 |
5 | 241332022102 |
6 | 21523021330 |
7 | 3320631411 |
oct | 1026366066 |
9 | 322571020 |
10 | 140110902 |
11 | 720a8438 |
12 | 3ab0a846 |
13 | 23048979 |
14 | 14872b78 |
15 | c47951c |
hex | 859ec36 |
140110902 has 48 divisors (see below), whose sum is σ = 321126000. Its totient is φ = 44027712.
The previous prime is 140110877. The next prime is 140110907. The reversal of 140110902 is 209011041.
140110902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140110907) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77424 + ... + 79212.
It is an arithmetic number, because the mean of its divisors is an integer number (6690125).
Almost surely, 2140110902 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140110902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160563000).
140110902 is an abundant number, since it is smaller than the sum of its proper divisors (181015098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140110902 is a wasteful number, since it uses less digits than its factorization.
140110902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2045 (or 2042 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
The square root of 140110902 is about 11836.8451033204. The cubic root of 140110902 is about 519.3864830401.
Adding to 140110902 its reverse (209011041), we get a palindrome (349121943).
The spelling of 140110902 in words is "one hundred forty million, one hundred ten thousand, nine hundred two".
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